%0 Journal Article %A Ibrahim, A.G. %A Alkulaibi, K.S. %T On the existence of monotone solutions for second-order non-convex differential inclusions in infinite dimensional spaces. %J Portugaliae mathematica %D 2004 %P 231-248 %V 61 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_2004__61_2_51276/ %G en %F PORMA_2004__61_2_51276